SFoverasking

Home › Castro/Upper Market › 20th St

4184 20th St

Condo, 3 bd, 3 ba, 1,948 sqft, built 1910

Today’s estimate uses 1,948 sqft and the home’s latest facts. It does not estimate the home’s value at a past sale date.

0.2 mi0.3 mi$2.28M$2.70M$2.02M$728K$3.02M$2.20M$1.97M$2.06M$4.22M$2.49M$1.72M$1.48M$2.58M$3.35M$1.95M$1.62M$2.12M$2.04M$2.60M$2.82M$1.73M$1.03M$1.88M$1.95M4184 20th StBlock 3602, Lot 13300.25 miN627 Castro St: sold for $2,340,000 on 2026-10-14, 0.07 mi away803 Castro St: sold for $2,600,000 on 2026-08-28, 0.13 mi away4038 18th St: sold for $1,750,000 on 2025-12-03, 0.23 mi away150 Eureka St #101: sold for $720,000 on 2026-04-14, 0.27 mi away4054 18th St: sold for $350,000 on 2026-03-20, 0.23 mi away266 Cumberland St: sold for $3,100,000 on 2026-10-26, 0.27 mi away27 Ford St: sold for $2,200,000 on 2026-09-18, 0.32 mi away39 Hartford St: sold for $1,705,000 on 2025-12-04, 0.28 mi away125 Eureka St: sold for $2,115,000 on 2026-10-19, 0.26 mi away4416 19th St: sold for $1,900,000 on 2026-03-13, 0.25 mi away620 Sanchez St: sold for $4,089,000 on 2026-03-12, 0.21 mi away170 Corwin St: sold for $2,390,000 on 2026-06-08, 0.35 mi away3868 21st St: sold for $1,665,000 on 2026-03-11, 0.11 mi away4052 18th St: sold for $1,425,000 on 2026-06-24, 0.23 mi away160 Hancock St APT 1: sold for $2,500,000 on 2026-03-16, 0.22 mi away3941 19th St: sold for $3,130,000 on 2026-02-13, 0.19 mi away189 Collingwood St: sold for $1,672,000 on 2026-07-22, 0.14 mi away50 Collingwood St: sold for $2,000,000 on 2026-10-16, 0.28 mi away317 Douglass St: sold for $1,165,000 on 2026-02-03, 0.27 mi away728 Castro St: sold for $1,600,500 on 2026-04-22, 0.07 mi away161 Collingwood St: sold for $2,050,000 on 2026-03-17, 0.18 mi away46 Hancock St: sold for $1,955,000 on 2026-06-18, 0.33 mi away3822 22nd St: sold for $2,500,000 on 2026-06-09, 0.22 mi away45 Seward St #2: sold for $2,900,000 on 2026-10-15, 0.32 mi away618 Sanchez St: sold for $2,300,000 on 2026-07-17, 0.22 mi away615 Noe St #2: sold for $1,400,000 on 2026-06-23, 0.14 mi away49 Seward St #1: sold for $1,725,000 on 2025-11-04, 0.33 mi away671 Alvarado St: sold for $1,675,000 on 2026-03-27, 0.32 mi away77 Grand View Ave APT 301: sold for $980,000 on 2026-07-22, 0.33 mi away39 Hancock St: sold for $1,831,200 on 2026-05-08, 0.32 mi away33 Hancock St: sold for $1,759,000 on 2025-12-18, 0.33 mi away29 Hancock St: sold for $1,728,000 on 2025-10-28, 0.33 mi away0.35 mi0.2 mi$2.70M$2.02M$362K$3.02M$2.20M$1.97M$2.06M$4.22M$2.49M$1.72M$2.58M$1.95M$1.62M$2.04M$2.60M$1.73M$1.03M$1.88M$2.03M4184 20th StBlock 3602, Lot 13300.25 miN627 Castro St: sold for $2,340,000 on 2026-10-14, 0.07 mi away803 Castro St: sold for $2,600,000 on 2026-08-28, 0.13 mi away4038 18th St: sold for $1,750,000 on 2025-12-03, 0.23 mi away150 Eureka St #101: sold for $720,000 on 2026-04-14, 0.27 mi away4054 18th St: sold for $350,000 on 2026-03-20, 0.23 mi away266 Cumberland St: sold for $3,100,000 on 2026-10-26, 0.27 mi away27 Ford St: sold for $2,200,000 on 2026-09-18, 0.32 mi away39 Hartford St: sold for $1,705,000 on 2025-12-04, 0.28 mi away125 Eureka St: sold for $2,115,000 on 2026-10-19, 0.26 mi away4416 19th St: sold for $1,900,000 on 2026-03-13, 0.25 mi away620 Sanchez St: sold for $4,089,000 on 2026-03-12, 0.21 mi away170 Corwin St: sold for $2,390,000 on 2026-06-08, 0.35 mi away3868 21st St: sold for $1,665,000 on 2026-03-11, 0.11 mi away4052 18th St: sold for $1,425,000 on 2026-06-24, 0.23 mi away160 Hancock St APT 1: sold for $2,500,000 on 2026-03-16, 0.22 mi away3941 19th St: sold for $3,130,000 on 2026-02-13, 0.19 mi away189 Collingwood St: sold for $1,672,000 on 2026-07-22, 0.14 mi away50 Collingwood St: sold for $2,000,000 on 2026-10-16, 0.28 mi away317 Douglass St: sold for $1,165,000 on 2026-02-03, 0.27 mi away728 Castro St: sold for $1,600,500 on 2026-04-22, 0.07 mi away161 Collingwood St: sold for $2,050,000 on 2026-03-17, 0.18 mi away46 Hancock St: sold for $1,955,000 on 2026-06-18, 0.33 mi away3822 22nd St: sold for $2,500,000 on 2026-06-09, 0.22 mi away45 Seward St #2: sold for $2,900,000 on 2026-10-15, 0.32 mi away618 Sanchez St: sold for $2,300,000 on 2026-07-17, 0.22 mi away615 Noe St #2: sold for $1,400,000 on 2026-06-23, 0.14 mi away49 Seward St #1: sold for $1,725,000 on 2025-11-04, 0.33 mi away671 Alvarado St: sold for $1,675,000 on 2026-03-27, 0.32 mi away77 Grand View Ave APT 301: sold for $980,000 on 2026-07-22, 0.33 mi away39 Hancock St: sold for $1,831,200 on 2026-05-08, 0.32 mi away33 Hancock St: sold for $1,759,000 on 2025-12-18, 0.33 mi away29 Hancock St: sold for $1,728,000 on 2025-10-28, 0.33 mi away0.35 mi

32 sales inside 0.35 mi since Apr 2025. Click a sale on the map, or untick it below, to leave it out.

Drag the circle or this strip to change the search

Estimated sale price today

Medium confidence

$2,575,000

$1,983,000estimated range$3,167,000

From 31 comps at a weighted median of $1,322 per sqft.

Block
3602
Lot
133
Sales
Oct 2025 to Oct 2026
Prices adjusted to
2026-10-30
Within
0.35 mi
Sold since
Apr 2025

What other buyers offered

No one has reported a losing offer on this home yet.

Create a free account to see offers and add yours

Free, and there is no password: we email you a sign-in code. Already a member? The same button signs you in.

Interested in this home?

Answer a few quick questions and we'll show you what to do next, from getting pre-approved to making an offer.

I'm interested

Sale prices versus asking

Similarity-weighted median: 17.3% above final asking.

Middle half: 14.2% above asking to 21.9% above asking.

22 of 31 selected comps have a verified final asking price.

Comparisons use the final advertised asking price from the same sale, before pending or closing.

Comparable sales (32)

Every sale inside the circle starts ticked. Untick one here, or click it on the map, to leave it out. Closer, more similar sales weigh more.

AddressSoldPriceFinal askingSale vs. askingAdj. today$/sqftSizeDist.WhyMatch
627 Castro St2026-10-14$2.34M$1,995,000$345,000 above asking (17.3%)$2.28M$1,3803bd 2ba 1,650sf0.07 mi3 bd, recent
803 Castro St2026-08-28$2.6MNo asking price—$2.7M$1,1263bd 2ba 2,400sf0.13 mi3 bd, recent
4038 18th St2025-12-03$1.75M$1,799,000
cut from $1.95M
$49,000 below asking (2.7%)$2.02M$1,0173bd 3ba 1,985sf0.23 misimilar size, 3 bd
150 Eureka St #1012026-04-14$720KNo asking price—$728K—2bd 2ba0.27 mino size on record
4054 18th St2026-03-20$350KNo asking price—$362K$2293bd 1ba 1,582sf0.23 mi3 bd
266 Cumberland St2026-10-26$3.1M$2,200,000$900,000 above asking (40.9%)$3.02M$1,2915bd 3ba 2,336sf0.27 mirecent
27 Ford St2026-09-18$2.2M$1,795,000$405,000 above asking (22.6%)$2.2M$1,5462bd 2ba 1,423sf0.32 mirecent
39 Hartford St2025-12-04$1.71M$1,399,000$306,000 above asking (21.9%)$1.97M$1,1903bd 2ba 1,652sf0.28 mi3 bd
125 Eureka St2026-10-19$2.12M$1,695,000$420,000 above asking (24.8%)$2.06M$1,5242bd 2ba 1,350sf0.26 mirecent
4416 19th St2026-03-13$1.9M$1,795,000$105,000 above asking (5.8%)$1.96M$1,3282bd 2ba 1,478sf0.25 mi
620 Sanchez St2026-03-12$4.09MNo asking price—$4.22M$2,3463bd 2.5ba 1,800sf0.21 misimilar size, 3 bd
170 Corwin St2026-06-08$2.39MUnclear—$2.49M$1,1274bd 2ba 2,210sf0.35 mi
3868 21st St2026-03-11$1.67M$1,395,000$270,000 above asking (19.4%)$1.72M$1,3223bd 2ba 1,301sf0.11 mi3 bd
4052 18th St2026-06-24$1.43MNo asking price—$1.48M$1,0882bd 3ba 1,364sf0.23 mi
160 Hancock St APT 12026-03-16$2.5M$2,150,000$350,000 above asking (16.3%)$2.58M$1,3072bd 3ba 1,976sf0.22 misimilar size
3941 19th St2026-02-13$3.13MNo asking price—$3.35M$1,5573bd 2.5ba 2,154sf0.19 mi3 bd
189 Collingwood St2026-07-22$1.67MNo asking price—$1.76M$1,3352bd 2ba 1,321sf0.14 mi
50 Collingwood St2026-10-16$2M$1,599,000$401,000 above asking (25.1%)$1.95M$1,4432bd 2ba 1,348sf0.28 mirecent
317 Douglass St2026-02-03$1.17MNo asking price—$1.25M$9543bd 1ba 1,309sf0.27 mi3 bd
728 Castro St2026-04-22$1.6M$1,325,000$275,500 above asking (20.8%)$1.62M$1,3752bd 2ba 1,177sf0.07 mi
161 Collingwood St2026-03-17$2.05M$1,795,000$255,000 above asking (14.2%)$2.12M$1,3173bd 3ba 1,608sf0.18 mi3 bd
46 Hancock St2026-06-18$1.96M$1,595,000$360,000 above asking (22.6%)$2.04M$1,6332bd 1ba 1,247sf0.33 mi
3822 22nd St2026-06-09$2.5M$1,795,000$705,000 above asking (39.3%)$2.6M$2,1922bd 2ba 1,188sf0.22 mi
45 Seward St #22026-10-15$2.9M$2,795,000$105,000 above asking (3.8%)$2.82M$9794bd 3ba 2,882sf0.32 mirecent
618 Sanchez St2026-07-17$2.3M$2,399,000$99,000 below asking (4.1%)$2.43M$1,8382bd 3ba 1,320sf0.22 mi
615 Noe St #22026-06-23$1.4M$1,400,000At asking$1.46M$1,3012bd 1ba 1,121sf0.14 mi
49 Seward St #12025-11-04$1.73M$1,495,000$230,000 above asking (15.4%)$1.95M$1,3432bd 2ba 1,454sf0.33 mi
671 Alvarado St2026-03-27$1.68M$1,395,000$280,000 above asking (20.1%)$1.73M$1,3432bd 2ba 1,288sf0.32 mi
77 Grand View Ave APT 3012026-07-22$980K$1,000,000
cut from $1.2M
$20,000 below asking (2.0%)$1.03M$9402bd 2ba 1,100sf0.33 mi
39 Hancock St2026-05-08$1.83M$1,495,000$336,200 above asking (22.5%)$1.88M$1,5292bd 2ba 1,228sf0.32 mi
33 Hancock St2025-12-18$1.76MNo asking price—$2.03M$1,6752bd 2ba 1,211sf0.33 mi
29 Hancock St2025-10-28$1.73M$1,495,000$233,000 above asking (15.6%)$1.95M$1,6752bd 2ba 1,167sf0.33 mi

This home's sale history